Installed gmt6 on Mac OS 13.5.2 but it does not import

[jbrundle]

Install: johnrundle@Napili ~ % sudo port activate gmt6 ---> Computing dependencies for gmt6 ---> Cleaning gmt6

Then: %python

import gmt6

Traceback (most recent call last):

File "<stdin>", line 1, in <module>

ModuleNotFoundError: No module named 'gmt6'